1 Open Settings, and click/tap on the Devices icon. 2 Click/tap on Touchpad on the left side, and click/tap on the Additional settings link under Related settings on the right side. (see screenshot below) 3 In the ClickPad Settings tab (name may vary), click/tap on the ClickPad Settings button. (see screenshot below) 4 Check (enable - default ... More @Wikipedia
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